Deismireacht APA

Jeffreys, H. (1962). Earth: :Its origin history and physical constitution/4th ed (4th ed.). university press.

Chicago Edition Citation

Jeffreys, Harold. Earth: :Its Origin History and Physical Constitution/4th Ed. 4th ed. Cambridge: university press, 1962.

Deismireacht MLA

Jeffreys, Harold. Earth: :Its Origin History and Physical Constitution/4th Ed. 4th ed. university press, 1962.

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